MYSAir MS20 User manual

USER MANUAL
MYS
Air
Sistema Zonas
MS20 / MS22 / MS25
MYS
Air
Sistema Zonas
®

INDEX
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8
3
14
9
11
12
4
2
Precautions and stardards MS20 / MS22 y MS25.
Installation MS20 / MS22 y MS25.
Functions MS22.

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PRECAUTIONS AND STANDARDS
Emviroumental Policy.
Never throw the equipement with househorl waste. Electrical an electronic products contain substances that can
be harmful to the embiroument if it is not given proper treatment. The symbol of the crossed out dustbin indicates separate
collection of electricalappliances, differing from normal waste. for proper enviroumental management must be taken to
centersn the end of life.
C/ Mayor 27, 30149.
MURCIA (ESPAÑA)
Telf: + 34 966744473
FAX: + 34 966741928
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MATERIALES Y SOPORTES
IND. DEL LEVANTE, S.L.
Before using the thermostat read this instructions carefully.
After reading the instructions, keep this manual in a safe place and hand for future reference.
ŸThe system and thermostat must be installed by qualified and
authorized personnel.
ŸThe system an thermostat does not contain parts that can be repaired
by the user. For repairs, always consult authorized service personnel.
ŸMake sure the place you permanently install or fix support the weight
of thermostat and not sudden temperature charges.
ŸYou must install the thermostat an system whith its dedicated power
suply.
ŸIn case of malfunctions, a burning smell, etc... stop the system
inmediately, turn off the switch and consult authorized service
personnel.
WARNING
CAUTIONS ŸDo not use inflamable gases near the thermostat and system
components.
ŸDo not spill water into the thermostat or system.
ŸDo not operate the thermostat with wet hands.
ŸDo not install the thermostat in a place where it is in contact with
combustible gases, machine oil, sulphide gas, etc...
ŸDo not press the screen with sharp elements.
ŸDo not pull excessively of the thermostat power cord.
ŸDo not use thermostat or system for other purposes.
ŸDo not spray insecticide or other combustible item on the thermostat or
system.
ŸDo not clean the thermostat or other system components with
bencene, solvents or other chemicals.
ŸDo not knock or disassemble the thermostat or other system
components..
The pieces that are part of it can be recycled. Respect, therefore the current regulations on enviroumental
protection. You must deliver your dialer if remplaced by another, or disposed of at an dedicated collection.
Breaching these enviroumental measures are subject to sanctions established by the law on protection
enviroument.
1

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INSTALLATION MS20, MS22 y MS25
RECOMENDED LOCATION ON WALL
For proper work of the thermostat, it must be installed
considering the following recomendations:
A) Do not place near a heat or cold source.
B) Do not place near a heat or cold current.
C) For a better experience installing the thermostat at
height of 1.5 metters.
H = 1.5 m
CURRENTHEAT SOURCE
2
HEAT SOURCE

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FEATURES MS20
Backlit tactile thermostat with hourly programming MS20.
ŸWireless comunication or Cable (RF or CABLE).
ŸMultiprogramming hourly or manual control.
ŸTwo instalation posibilities, fixed on wall (RF or CABLE) or desktop installed with base (RF).
ŸCustomizable “Sleep” function.
ŸCustomizable menu: Ranges and customizable temperature limits, Master Yes/No selectable by zone, stop total system
menu installer/user, adjust aperture grilles...
ŸIntegrated temperature probe.
ŸSetpoint temperature at 0.5ºC intervals.
ŸSelectable temperature in ºC / ºF.
ŸSelection of 5 operating modes between Cold air, Hot air, Underfloor, Cold air + underfloor refreshing and Hot air +
Underfloor heating.
ŸPower supply with 2xAAA 1.5V (RF) or cable system (Fixed wall installation).
ŸDimensions 106x91x21mm.
MAIN FUNCTIONS MS20
Power supply
Power
4.2 VDC
Stand-by consumition
100 mW
Temperatures
Range of Work
15ºC a 30ºC
Storage Temperature
-20ºC a 85ºC
Working Temperature
0ºC a 70ºC
84
85
105
91
21
1
Turn ON, Turn OFF.
2
TIMER
Hourly programming button.
3
Room Temperature.
4
PROG
Programming. On / Off button.
5
. . .
Weekly schedule.
6
Timer (30/60/90/120).
7
Work Mode*.
8
Ventilation* (Modal / 3 speeds / Auto).
9
Total stop system button.
10
Clock / Actual work zone / Indicate Transmit state
“Ed, rd, CC, Cf...”.
11
Temperature Adjustement -0.5ºC.
12
Temperature Adjustement +0.5ºC.
C
7
135
11
12
6
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3
TIMER PROG 1
24
* Underfloor mode only work when exist a radiant
instalation.
* Fan speeds only available when a Total Control
System module is installed.

Press icon to turn ON or turn OFF thermostate.
NOTE:
The thermostat is OFF when “OFF” icon is displayed.
The thermostat is ON when a “WORK MODE” icon is displayed.
1 - THERMOSTATE ON AND OFF.
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FUNCTIONS MS20
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TIMER
OFF
The thermostat can have 2 or 5 working modes depending on whether the
installation is only for ventilation or has a combined stage for underfloor heating.
1. Press a icon to turn on the thermostate and show the available working
modes. Usually only appears heat mode and cold mode.
2. Press on the desired work mode icon. Once the icon is pressed, It will start
blinking indicating the selected working mode.
The available working modes are:
2 - WORK MODE CHANGE.
TIMER PROG
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To change the setpoint temperature, press Anywhere on the display while it is into
some working mode and the function menu is displayed.
In to the menu, press icon to increase or decrease temperature.
After 3 seconds without prees any other icon, it will exit from setting temperature.
3 - SETPOINT TEMPERATURE CHANGE.
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TIMER TIMER PROG
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4 - SETTING TIME AND DATE.
To setting time an date, it is performed from the function menu.
If the thermostat is OFF, press icon to turn on. Press and hold icon into
the “functions menu” arround 5 seconds, Until the display shows only the time and
begins to blink.
hh:nn: Set Time pressing icons. Press icon to set the time and advance.
dIA: Set day of month pressing icons. Press icon to set day and advance.
nnES: Set month pressing icons. Press icon to set moth and advance.
Año: Set year pressing icons. Press icon to set year and exit.
NOTA:
The thermostat will automatically display the day number of the week it is in after
adjusting the date..
5 Seconds.
TIMER PROG
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4
NOTE1: *Both underfloor/Refreshing flor modes as well as Combined Floor with
Heating or cooling, will only work in facilities with combined heat stage.
NOTE2: To select underfloor only, press icon repeatedly until appears “C” or
“F” icon near the clock icon. “F” indicate underfloor refreshing and “C” indicate
underfloor heating.
NOTE3: To select underfloor with combined heating or combined cooling, press
first “Hot air Mode” or “Cold air Mode” icon and before 5 seconds press “Underfloor
mode” icon.
TIMER PROG
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To set time automatically in other MS20 thermostats (Only WiFi model) . More info in:
www.mysair.es -> Videos.
Hot air Cold air Underfloor* Underfloor+Hot air* Underfloor+Cold air*

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FUNCTIONS MS20
5 - TIMER.
This function it´s for timer or countdown to OFF thermostat.
The thermostat have this timed cycles: 30/60/90/120 minutes.
To set up this function, press icon in some working mode or diretly in “Functions
menu”.
The display will show "0030", equivalent to 30 minutes, next to the text "TIMER" in
the upper left corner. Each press on icon will increase the timed cycle.
To cancel the Timer, press and hold icon until the minute digits disappear and
the text "TIMER" disappears.
6 - HOURLY PROGRAMMING.
7 - TOTAL SYSTEM STOP .
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TIMER TIMER PROG
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The thermostat allows setting up to 3 work schedules to start and stop
automatically. The set up it´s:
1. Access the function menu after pressing icon.
2. Press “TIMER” icon text or on the place where the icon text appears.
3. The “TIMER” icon text disappears and appears “PROG 1" icon text. This icon
indicate that its is set temperature, working mode, on/off days and time.
4. Press on “00:00" icon located at left of the clock icon, for set time to start.
Press on “00:00" icon located at right of the clock icon for set time to stop.
5. Press on temperature icon to set desired working temperature.
6. Press on working mode icon to set desired working mode.
7. Finally, on the right side, press an hold for 5 seconds on days of week numbers
icons to show or hide the days you want work the “program 1". Week starts on
Monday and is equal to "1".
NOTE1: To exit programming mode, press “PROG” icon repeatedly.
NOTE2: To cancel a program, set up start time and end time to “00:00".
NOTE3: Whith thermostat OFF, if display show “PROG” icon, It means that there is
some program configured and will come to work on time.
NOTE4: To disable all scheduled programs must be the thermostat off and press
on "PROG" icon displayed and once disappeared this text, will be canceled the
established schedules.
NOTE5: Ensure that the scheduled work mode will not conflict with other programs
or other thermostats area at the time of commissioning.
NOTE:
After an established timer and with the thermostat at rest working, if the icon is
pressed again, the timer cycle will increase.
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TIMER
TIMER PROG
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OFF
PROG 1
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PROG 1
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TOTAL SISTEM STOP.
This function that allows a total shutdown of the system by closing any open area
and stopping the machine.
To start “total system stop”, go to “functions menu”, press and hold for 8 seconds on
icon.
If the display show “OFF” icon, the Total System Stop is being successfully
completed.
Unlock TOTAL stop.
To start system again, press icon from any installed thermostat.
NOTE: Only the thermostat from which the system has been started will start up or
open the zone.
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5 Seconds.
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5
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OFF
PROG

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FUNCTIONS MS20
With termostat off, press icon, or if the thermostat is at rest, press anywhere on
display to acces “functions menu”. Next to the Cooling icon will appear fan icon .
Each time the icon is pressed, the fan speed will change between -, 1, 2, 3 y A.
To the right of the clock icon, the selected fan speed is marked manually.
Speed clarifications:
“-” : Default speed. Automatic speed set by the control unit according to the area
calculation, of the open areas.
“1" : Speed 1. “2" : Speed 2. “3" : Speed 3.
“A” : Automatic speed set by termostat and changes according to the temperature
difference between the ambient temperature and the selected temperature, +3º
diference to high speed, 2º diference to mid speed y 1º diference to low speed. Only
use this mode “Auto” when exist only one zone at system or independets
Fancoil.
Note1: The fan speed will be reset to "-" each time the thermostat is reset.
Note2: The control unit will obey the last thermostat in selecting speeds.
Permanent speed lock Fan.
Press and hold icon for 5 seconds, the fan speed will be blocked regardless of
the demand for other open areas or by calculation of open zones.
The display shows “F-” (Velocidad auto sistema), “F1" (Speed 1), “F2" (Speed 2),
“F3" (Speed 3) y “FA” (Automatic by thermostat).
Note3: The speed will be blocked even if the thermostat is restart.
Note4: The fan speed lock can only be fixed with radio thermostats and can not be
combined in a system with wired thermostats.
Unlocking speed fan permanently.
To unlocking speed fan permanently, press and hold icon for 5 seconds.
WARNING.
THIS FUNCTION CAN NOT BE USED IF THE INSTALLATION DOES NOT
HAVE THE TOTAL CONTROL MODULE GANGWAY AND THE THERMOSTAT
IS NOT CONFIGURED FOR THAT.
8 - SPEED FAN FUNCTION.
9 - COMMUNICATION STATUS CODES.
The thermostat´s display show information regarding the status of the
communication with the Control Unit.
Description of codes in data transmission:
TIMER PROG
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5 Seconds.
6
E Error in communication with central control unit (only radio).
C Grid Closed by setpoint.
0 Sending data by radio (only radio).
1,2,3 Into the hourly programming, shows the schedule that is being modified.
BAT Low battery, change batteries (only radio).
Con Enter the setup menu.
ESP Wait, saving data in memory.
Ed Sending data to central control unit.
CC Change to heating mode.
CF Change to cooling mode.
Also shows thermostat zone and thermostat time.
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FUNCTIONS MS20 7
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F Only underfloor refreshing.
C Only underfloor heating.
OFF Thermostat off, grill closed.
The remaining minutes are also displayed for the thermostat to turn off automatically
when the timer is running.
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Air
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Speed Fan.
A Automatic.
F Fan speed fixed.
1/2/3 Low speed. Mid speed. Hight speed.
- Modal speed.
OFF Total system stop.
It also shows the setpoint temperature and the actual temperature.
FF1 / FF2 Errors in the mode of operation of the installation.
FF3 / FF4
FF5
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Day of the week:
1 Monday.
2 Thuesday.
3 Wenesday.
4 Thursday.
5 Friday.
6 Saturday.
7 Sunday.

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FEATURES MS22
50
53
45
Thermostat with digital display and keys Ms22.
ŸWith cable comunication.
ŸCan be placed in 70 mm. universal box.
ŸCustomizable menu: ranges and customizable temperature limits, teacher Yes/No selectable by zone, system total
stop, system menu Installer/User, adjust aperture grilles, ...
ŸSelection of 5 operating modes between Cold Air, Hot air, underfloor heating, Cold Air + underfloor refreshing and Hot
air + underfloor heating.
ŸAdapt aesthetically with all the mechanisms of the market, factory order.
ŸBuilt in temperature probe.
ŸSetpoint temperature at 0.5ºC intervals.
ŸSelectable temperature ºC / ºF.
1
Turn On / Turn Off.
2
Working mode selecction.
3
Temperature probe.
4
Temperature Adjustement -0.5ºC.
5
Temperature Adjustement +0.5ºC.
6
Current working area / Indicate Transmit
estate Ed, rd, CC....
7
Room Temperature.
8
Actual Working mode*.
5
7
2
431
8
MAIN FUNCTIONS MS22
Power supply
Supply
4.2 VDC
Stand By consumition
100 mW
Temperatures
Range of work
15ºC a 30ºC
Storage temperature
-20ºC a 85ºC
Working temperature
0ºC a 70ºC
C
C
6
8
*Underfloor heating mode will only work when there is
radiant stage installation.

Turn On / Turn off the thermostat.
Press key to turn On or Off the thermostat.
C
C
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FUNCTIONS MS22
1 - TURN ON / TURN OFF. THE THERMOSTAT
The thermostat can have 2 or 5 working modes depending on whether the
installation is only for ventilation or has a combined stage for underfloor heating.
1. Press key to turn on the thermostat.
2. “00" It is the thermostat current working area.
3. The display shows the last selected working mode, press “M” key to select other
working mode. Usually only show Heating mode and cooling mode.
The available working modes are:
Hot air Cold air Underfloor* Underfloor+Hot air* Underfloor+Cold air*
2 - CHANGE WORKING MODE.
C
NOTE1: *Both the Underfloor heating/ Underfloor refreshing modes autonomously
as underfloor combined with cold air or hot air, will only work in installations with
combined heat stage.
NOTE2: After selecting “Underfloor” autonomously, "C or F" may appear on the
display, indicating whether it is Underfloor heating "C" or Underfloor refreshing Floor
"F".
C
To change setpoint temperature, press keys.
At that time, the setpoint temperature will flash, next to the zone number of the
thermostat "00".
After about 3 seconds without touching any key, it will exit from temperature setting.
3 - CHANGE SETPOINT TEMPERATURE.
C
4 - TOTAL SYSTEM STOP.
TOTAL System Stop.
This function allows a total shutdown of the system by closing any area and
stopping the machine.
To start “TOTAL system stop”, press and hold for 8 seconds the key. If the
display flash and show “OFF” text, the “TOTAL System Stop” is being successfully
completed.
Unlock TOTAL stop.
To start system again, press key from any installed thermostat.
NOTE1: Only the thermostat from which the system has been started will start up or
open the zone.
NOTE2: The radio thermostats that would have been in operation during the “Total
System Stop” will remain at rest but with the zone closed.
8 Seconds.
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FUNCTIONS MS22
5 - COMMUNICATION STATUS CODES.
The thermostat´s display show information regarding the status of the
communication with the central control unit.
Description of codes in data transmision:
C
10
OFF Total System Stop.
Ini Starting thermostat.
The display show the room temperature and setpoint temperature.
OF Thermostat OFF. Grill closed.
C Only underfloor heating.
F Only underfloor refresing.
CO Entry in the configuration menu.
ES (Wait) Saving data.
Ed Sending data to central system control.
Rd Receiving data from the system control unit.
FF Write error in memory.
00 Grill closed by setpoint.
CC Change thermostat to heating working mode.
CF Change thermostat to cooling working mode.
The display show the thermostat zone every time it starts.
C

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FEATURES MS25
Thermostat with keys and digital display MS25.
ŸCable or wireless communication (RF or CABLE).
ŸTwo installation posibilities, fixed on wall (RF or CABLE) or desktop installed with base (RF).
ŸCustomizable “Sleep” function by user 30/60/90/120 minutes.
ŸCustomizable menu: Ranges and customizable temperature limits, Master Yes/No selectable by zone, Total System
Stop, system menu Installer/User, adjust aperture grilles...
ŸIntegrated temperature probe.
ŸSetpoint temperature at 0.5ºC intervals.
ŸSelectable temperature ºC / ºF.
ŸSelection of 5 operating modes Cold Air, Hot Air, Underfloor heating, Cold Air + Underfoor refresing and Hot Air +
underflorr heating.
ŸPower supply with 2xAAA 1.5V. (RF) or cable system (Fixed wall installation).
ŸDimensions 100x80x21mm.
MAIN FUNCTIONS MS25
power supply
Supply
3 VDC
Stand By Consumption
10 mA
Temperatures
Range of work
15ºC a 30ºC
Storage
-20ºC a 85ºC
Work temperature
0ºC a 70ºC
100
80 21 84
85
C
1
Room Temperature.
2
Turn ON / Turn OFF.
3
Current working zone Nº
4
Timer(30/60/90/120).
5
Timer time /“OFF” indicator.
6
Working mode*.
7
Working mode key.
8
Temperature adjustement -0.5ºC.
9
Temperature adjustement +0.5ºC.
7
2
4
5
8
1
9
6
3
C
11
* Underfloor mode will only work when exist a radiant stage
installation.

Turn On / Turn Off thermostat.
Press key to turn ON or turn Off the thermostat.
FUNCTIONS MS25
1 - TURN ON / TURN OFF THERMOSTAT.
The thermostat can have 2 or 5 working modes depending on whether the
installation is only for ventilation or has a combined stage for underfloor heating/
refresing.
1. Press key to turn on the thermostat.
2. Momentarily the display shows “00", It is the thermostat current working area.
3. The displays shows the last selected working mode, press key to select other
working mode. Usually only show Heating mode and cooling mode.
The available working modes are:
Hot air Cold Air Underfloor* Underfloor+Hot air Underfloor+Cold air*
2 - CHANGE WORKING MODE.
NOTE1: *Both the Underfloor Heating / Refreshing modes autonomously as
Underfloor combined with Cold air or Hot air, will only work in installations with
combined heat stage.
NOTE2: After selecting Underfloor autonomously, "C or F" may appear on the
display, indicating whether it is Underfloor heating "C" or Underfloor refreshing "F".
3 - CHANGE SETPOINT TEMPERATURE.
4 - TOTAL SYSTEM STOP.
TOTAL system stop.
This function allows a total shutdown of the system by closing any area and
stopping the machine.
To start “TOTAL system stop”, press and hold for 8 seconds the key. If the
display flash and show “OFF” text, the “TOTAL System Stop” is being successfully
completed.
Unlock TOTAL stop.
To start system again, press key from any installed thermostat.
NOTE1: Only the thermostat from which the system has been started will start up or
open the zone.
NOTE2: The radio thermostats that would have been in operation during the “Total
system stop” will remain at rest but with the zone closed.
8 Seconds.
C
OFF
C
C
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To change setpoint temperature, press keys.
At that time, the setpoint temperature will flash, next to the zone number of the
thermostat "00".
After about 3 seconds without touching any key, it will exit from temperature setting.
C
C
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FUNCTIONS MS25
5 - TIMER.
6 - COMMUNICATION STATUS CODES.
The thermostat´s display show information regarding the status of the
communication with the Central Control Unit.
Description of codes in data transmission (cable or radio):
C
OFF
C
OFF
C
OFF
C
This function is for timer or countdown to OFF thermostat.
The thermostat have this timed cycles: 30/60/90/120 minutes.
To activate “Timer” function, Press key, in some working mode.
The display will show "030", equivalent to 30 minutes.
Each press on key will increase the timed cycle.
To cancel the Timer, press and hold key until the minute digits disappear.
NOTE:
After an established timer and with the thermostat at rest working, if the key is
pressed again, the timer cycle will increase.
C
13
rd Receibing data from Central control Unit. (cable).
E Receive error, no communication with the central control unit (radio).
Ed Sending data to Central control Unit.
00 Grill closed by setpoint.
The display show the thermostat zone every time it starts.
OFF Thermostat OFF, grill closed.
C Only underfloor heating.
F Only underfloor refresing.
Con Entering the Thermostat Configuration Menu.
ESP (Wait) The thermostat saving data in memory (After modifying parameters in
the menu).
CC Change thermostat to heating working mode.
CF Change thermostat to cooling working mode.
BAT Low battery, change battery (Only Radio).
The remaining minutes are also displayed for the thermostat to turn off automatically
when the timer is running.
OFF Executing “Total system stop”.
The display show the room temperature and setpoint temperature.
OFF
C
OFF
C
OFF

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WARANTY POLICY
GENERAL TERMS OF WARRANTY.
By means of the present, Materials and Industrial Supports of Levante S.L. (Hereinafter referred to as "MYS") grants to
the Products a warranty for defects in workmanship or materials used for two (2) years; to be counted from the date of
invoice, in the event of any lack of conformity with the contract for the sale of the products in the terms set forth in article
116 of Royal Decree 1/2007, dated November 16, which approves the consolidated text Of the General Law for the
Defense of Consumers and Users and other complementary laws, or regulations that replace it.
A. General conditions.
During the warranty period, MYS, in relation to Products that have manufacturing defects or materials used, will replace
or repair (at MYS 'discretion) the product or its defective parts in accordance with the conditions specified then without
charge for their own labor or parts repair.
MYS may replace defective components or products with new or recycled products. All products or components of the
replaced products are owned by MYS.
Shipping and delivery conditions between buyer and MYS. If the purchase occurs outside the peninsula or European
Union, MYS not in charge of transporting the material to the seller's premises or customer delivery after reviewing the
product.
This warranty does not cover, under any circumstances, the costs of moving the uninstallation and assembly of the
product or material.
In order to request the delivery of a material under warranty MYS should be contacted, once the product anomalies have
been observed, the after sales service of MYS will confirm how to proceed in the replacement directly in the distributors or
making a new shipment by courier.
The Purchaser receives the "standard warranty" mentioned by default. Upon request, a "warranty extension" or "custom
project guarantee" may be agreed upon after evaluation of the specific conditions of the application, installation or use.
This document reflects the General Terms of Warranties. For more information you can order the complete warranty
policy document at [email protected].
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MATERIALES Y SOPORTES
IND. DEL LEVANTE, S.L.
C/ Mayor 27, 30149.
MURCIA (ESPAÑA)
Telf: + 34 966744473
FAX: + 34 966741928
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